Classroom Freebies

Chemistry Lab: Heat of Crystallization

When teaching your unit on thermochemistry, this is an outstanding lab to teach the concepts of heat of crystallization, heat of fusion, and calorimetry.

Purpose:  The student will determine the heat of crystallization of a wax sample.

Materials:   25 x 200 test tube, 250 mL Beaker,  Ring stand and ring,  Hot plate,  100 mL Graduated cylinder,  Thermometer,  Styrofoam cup,  Safety goggles,  Wax sample, Balance,  Test tube tongs.

Enjoy, and have fun teaching!